Marriage is a very strange thing. It's a very public institution, it's meant to tell the world that two people are going to live together, to declare that their children will be legal, that these children can inherit their property. It's meant for social living, to ensure that some rules are observed, so that men and women don't cross the lines drawn from them. At the same time, marriage is an intensely private affair, no outsider will know the state of some one else's marriage. It's a closed room, a locked room...